[  833.818070][ T9471] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  833.922400][ T9472] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  834.015042][ T9473] br0: port 1(veth0) entered blocking state
[  834.015364][ T9473] br0: port 1(veth0) entered disabled state
[  834.015643][ T9473] veth0: entered allmulticast mode
[  834.016873][ T9473] veth0: entered promiscuous mode
[  834.118443][ T9474] br0: port 2(veth1) entered blocking state
[  834.118734][ T9474] br0: port 2(veth1) entered disabled state
[  834.119000][ T9474] veth1: entered allmulticast mode
[  834.120235][ T9474] veth1: entered promiscuous mode
[  834.557892][ T5784] br0: port 1(veth0) entered blocking state
[  834.558177][ T5784] br0: port 1(veth0) entered forwarding state
[  834.559139][ T5784] br0: port 2(veth1) entered blocking state
[  834.559402][ T5784] br0: port 2(veth1) entered forwarding state
[  835.781953][ T8442] bond0: (slave veth1): link status definitely up
[  835.782410][ T8442] bond0: (slave veth1): making interface the new active one
[  835.783970][ T8442] bond0: active interface up!
[  836.216908][  T278] veth1: left allmulticast mode
[  836.217208][  T278] veth1: left promiscuous mode
[  836.217618][  T278] br0: port 2(veth1) entered disabled state
[  836.219985][  T278] veth0: left allmulticast mode
[  836.220222][  T278] veth0: left promiscuous mode
[  836.220550][  T278] br0: port 1(veth0) entered disabled state
[  836.376953][  T278] bond0: (slave veth1): Releasing backup interface
[  836.499793][  T278] bond0: (slave veth0): Releasing backup interface
[  836.874437][  T278] bond0 (unregistering): Released all slaves